When something "leaves one cold," it means that it fails to evoke any emotional response or interest. Antonyms for this phrase would be words that suggest a strong emotional reaction, such as "fascinated," "engrossed," "enthralled," or "captivated." These antonyms imply a sense of enjoyment and interest, and are often associated with excitement and enthusiasm. Other antonyms might include "intrigued," "stimulated," or "enchanted." These words all suggest a sense of engagement and involvement, indicating that the individual has been drawn into the experience and is actively participating in it. Ultimately, the antonyms for "leaved one cold" represent the opposite emotional reactions to an experience or situation.